TOKUSHIMA-KAIGO.COM Library

Solid State Physics

Field, Thermionic, and Secondary Electron Emission by A. Modinos

By A. Modinos

Show description

Read Online or Download Field, Thermionic, and Secondary Electron Emission Spectroscopy PDF

Similar solid-state physics books

Glasses and Amorphous Materials

Fabrics technology and expertise is a seminal paintings and crucial reference delivering entry to a veritable compendium of knowledge masking an important sessions of fabrics present in undefined, together with: metals, ceramics, glasses, polymers, semiconductors and composites. also, fabrics technological know-how and expertise bargains with the functions, processing, and basic rules linked to those fabrics.

Basic Electromagnetism and Materials

Uncomplicated Electromagnetism and fabrics is the manufactured from a long time of educating uncomplicated and utilized electromagnetism. This textbook can be utilized to coach electromagnetism to quite a lot of undergraduate technology majors in physics, electric engineering or fabrics technology. besides the fact that, by means of making lesser calls for on mathematical wisdom than competing texts, and via emphasizing electromagnetic houses of fabrics and their functions, this textbook is uniquely suited for scholars of fabrics technological know-how.

Multifrequency Electron Paramagnetic Resonance: Theory and Applications

Filling the space for a scientific, authoritative, and up to date overview of this state of the art method, this ebook covers either high and low frequency EPR, emphasizing the significance of adopting the multifrequency method of examine paramagnetic platforms in complete element through the use of the EPR procedure. In so doing, it discusses not just the underlying conception and purposes, but additionally all contemporary advances -- with a last part dedicated to destiny views.

Fundamentals of Amorphous Solids: Structure and Properties

Lengthy awaited, this textbook fills the distance for convincing strategies to explain amorphous solids. Adopting a special procedure, the writer develops a framework that lays the rules for a conception of amorphousness. He unravels the clinical mysteries surrounding the subject, changing quite obscure notions of amorphous fabrics as disordered crystalline solids with the well-founded inspiration of excellent amorphous solids.

Extra resources for Field, Thermionic, and Secondary Electron Emission Spectroscopy

Example text

Apart from the statistical limitation given by Eq. 13), there exists another limitation to the resolution of a field emission microscope due to Heisenberg's uncertainty principle which states that, if an electron originates from a region of width 00, it must by necessity have a minimum transverse velocity Ut h/ (2moo), which thus puts an intrinsic limit to the resolution of any electron microscope. However, when this factor is taken into account, the resulting estimate for the resolution is not significantly different from that given by Eq.

4 A Richardson plot. 2. We see that only in the case of the (tOO) plane are the results very different. This may be partly due to the non-free-electron character in the field emission energy distribution from this plane (see Fig. 1 have been calculated. An interesting feature of the tungsten results is the fact that for some planes the temperature coefficient of the work function is positive and for others negative, in contrast to the copper results, where this coefficient is negative for every plane.

78) in the latter equation suggests a small nonperiodic deviation from the Schottky line proportional to F3/2. The failure of Eq. 70) to predict any periodic deviations from the Schottky line is due to our approximate treatment of the transmission probability [Eq. 32)]. which, as we have already pointed out, fails to take into account the partial reflection of the electron in the immediate vicinity of the metal-vacuum interface. It does not necessarily imply a failure of the free-electron theory.

Download PDF sample

Rated 4.86 of 5 – based on 19 votes